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Magma[IsLeftZero] - test whether an element of a magma is a left zero
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Calling Sequence
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IsLeftZero( m, z )
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Parameters
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m
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Array representing the Cayley table of a finite magma
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z
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magma element to test
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Description
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The IsLeftZero(m,z) command returns true if z is a left zero of the magma m, and false otherwise. The element z is a left zero if z*x = z, for all x in m.
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Compatibility
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The Magma[IsLeftZero] command was introduced in Maple 15.
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Examples
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![m := Matrix([[1, 2, 3], [2, 2, 2], [3, 1, 1]])](/support/helpjp/helpview.aspx?si=8581/file02132/math93.png)
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